package com.zeekling.string;


public class StringBuilderTest {


    public static void main(String[] args) {
        StringBuffer s1 = new StringBuffer(10);
        double x = 2.0;
        int y = 4;
        x /= ++y;
        byte b = (byte) 127;
        System.out.println(b);
        System.out.println(x);
        s1.append("1234");
        System.out.println(s1.length());
        System.out.println(s1.capacity());
    }

}
